Biology semester exam project

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Across
  1. 6. They build a waterproof layer
  2. 8. Protein that catalises a chemical reaction
  3. 9. The substance the enzyme acts upon
  4. 12. Deoxyribonucleic acid
  5. 15. Definition for when an enzyme loses its shape
  6. 16. Monomer that carries and transmits genetic informations
  7. 17. Plant starch
  8. 19. Aminoacid chain
  9. 20. Monomer of the preferred energy source
  10. 21. Animal and plant long-term storage
Down
  1. 1. Sugars and starches are an example of them
  2. 2. Known as building blocks
  3. 3. What you put in your body when you eat
  4. 4. Plant cell wall
  5. 5. Male main steroid hormone
  6. 7. Name of the complex molecules
  7. 10. Carries oxygen in the blood
  8. 11. Glucose and fructose are an example of the simple ones
  9. 13. Proteins that defend us and give us immunity
  10. 14. Glicerol is one of its monomers
  11. 18. Animal starch